package com.atguigu.mall.cart.controller;

import com.atguigu.common.constant.AuthServerConstant;
import com.atguigu.mall.cart.interceptor.CartInterceptor;
import com.atguigu.mall.cart.service.CartService;
import com.atguigu.mall.cart.vo.Cart;
import com.atguigu.mall.cart.vo.CartItem;
import com.atguigu.mall.cart.vo.UserInfoTo;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Controller;
import org.springframework.ui.Model;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.RequestParam;
import org.springframework.web.bind.annotation.ResponseBody;
import org.springframework.web.servlet.mvc.support.RedirectAttributes;

import javax.servlet.http.HttpSession;
import java.util.List;
import java.util.concurrent.ExecutionException;

/**
 * @author zststart
 * @create 2022-06-13 20:41
 */
@Controller
public class CartController {
    @Autowired
    CartService cartService;

    @GetMapping("/currentUserCartItems")
    @ResponseBody
    public List<CartItem> getCurrentUserCartItems(){
        return cartService.getUserCartItems();
    }

    @GetMapping("/deleteItem")
    public String deleteItem(@RequestParam("skuId") Long skuId){
        cartService.deleteItem(skuId);
        return "redirect:http://cart.mall.com/cart.html";
    }

    @GetMapping("/countItem")
    public String countItem(@RequestParam("skuId") Long skuId,@RequestParam("num") Integer num){
        cartService.countItem(skuId,num);
        return "redirect:http://cart.mall.com/cart.html";
    }

    @GetMapping("/checkItem")
    public String checkItem(@RequestParam("skuId") Long skuId,@RequestParam("check") Integer check){
        cartService.checkItem(skuId,check);
        return "redirect:http://cart.mall.com/cart.html";
    }

    //浏览器保存一个cookie：user-key  一个月后才过期；如果第一次使用jd购物车功能，都会给临时用户身份
    @GetMapping("/cart.html")
    public String cartListPage(Model model) throws ExecutionException, InterruptedException {
        Cart cart = cartService.getCart();
        model.addAttribute("cart",cart);
        return "cartList";

    }
    @GetMapping("/addToCart")
    public String addToCart(@RequestParam("skuId") Long skuId, @RequestParam("num") Integer num,
                            RedirectAttributes ra) throws ExecutionException, InterruptedException {
        cartService.addToCart(skuId,num);
        ra.addAttribute("skuId",skuId);//将数据放在url后面
        return "redirect:http://cart.mall.com/addToCartSuccess.html";
    }

    //跳转到成功页，页面刷新后不会再添加商品
    @GetMapping("/addToCartSuccess.html")
    public String addToCartSuccessPage(@RequestParam("skuId") Long skuId, Model model){
        //重定向到成功页面，再次查询购物车数据即可
        CartItem cartItem = cartService.getCartItem(skuId);
        model.addAttribute("item",cartItem);
        return "success";
    }

}
